cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A140900 A nonnegative integer n is included if the binary representation of n and the digit-reversal (with leading 0's) of the binary representation of n do not have any 1's in the same position.

Table of values

n a(n)
1 0
2 2
3 4
4 8
5 10
6 12
7 16
8 18
9 24
10 32
11 34
12 36
13 38
14 40
15 42
16 48
17 52
18 56
19 64
20 66
21 68
22 70
23 80
24 82
25 96
26 100
27 112
28 128
29 130
30 132
31 134
32 136
33 138
34 140
35 142
36 144
37 146
38 148
39 150
40 160
41 162
42 168
43 170
44 176
45 178
46 192
47 196
48 200
49 204
50 208
51 212
52 224
53 232
54 240
55 256
56 258
57 260
58 262
59 264

List of values

[0, 2, 4, 8, 10, 12, 16, 18, 24, 32, 34, 36, 38, 40, 42, 48, 52, 56, 64, 66, 68, 70, 80, 82, 96, 100, 112, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148, 150, 160, 162, 168, 170, 176, 178, 192, 196, 200, 204, 208, 212, 224, 232, 240, 256, 258, 260, 262, 264]